Yellow Fluorescent Semiconducting Polymer Dots with High Brightness, Small Size, and Narrow Emission for Biological Applications
Author(s) -
Yu Rong,
Jiangbo Yu,
Xuanjun Zhang,
Wei Sun,
Fangmao Ye,
IChe Wu,
Yong Zhang,
Sarah Hayden,
Yue Zhang,
Changfeng Wu,
Daniel T. Chiu
Publication year - 2014
Publication title -
acs macro letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.966
H-Index - 92
ISSN - 2161-1653
DOI - 10.1021/mz500383c
Subject(s) - bodipy , polymer , fluorescence , quantum dot , materials science , full width at half maximum , brightness , acceptor , photochemistry , nanotechnology , optoelectronics , chemistry , optics , physics , condensed matter physics , composite material
Cross-linked polymer dots with intense and narrow yellow emission were designed using boron-dipyrromethene (BODIPY) polymer as the acceptor and poly[9,9-dioctylfluorenyl-2,7-diyl- co -1,4-benzo-{2,1'-3}-thiadiazole] (PFBT) polymer as the donor. The emission fwhm's of the polymer dots (Pdots) were 37 nm. CL-BODIPY 565 Pdots were about 5 times brighter than commercial quantum dots (Qdots) 565 under identical experimental conditions. Specific cellular targeting indicated that the small, bright, and narrow emissive CL-BODIPY 565 Pdots are promising probes for biological applications.
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